//
//  Person.h
//  001--oc对象的本质
//
//  Created by H on 2019/2/20.
//  Copyright © 2019 LogicEDU. All rights reserved.
//

#import <Foundation/Foundation.h>

NS_ASSUME_NONNULL_BEGIN

@interface Person : NSObject
/**  */
@property(nonatomic, assign)int age;
@end

NS_ASSUME_NONNULL_END
